Trowel



FIG. 1 is a left elevational view of a trowel showing my new design, a right elevational view being a mirror image of FIG. 1;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a trowel, substantially as shown and described. 